﻿254 
  PEOCEEDIXaS 
  of 
  the 
  XATIOXAL 
  museum. 
  vol.x»\ 
  

  

  68. 
  MELANOPLUS 
  INORNATUS, 
  new 
  species. 
  

   (Plate 
  XVII, 
  fiji. 
  3.) 
  

   PezoMtix 
  inor)uiiii>< 
  McNeill!, 
  MS. 
  

  

  A 
  little 
  above 
  medium 
  size, 
  feiTU<;ineo-tostaceoiis. 
  Head 
  not 
  piom- 
  

   iuent, 
  ferrugineo-testaceous, 
  a 
  little 
  darlver 
  above, 
  with 
  a 
  bi^oad 
  piceous 
  

   postocular 
  band; 
  vertex 
  somewhat 
  tumid, 
  slightly 
  elevated 
  above 
  the 
  

   l^ronotum, 
  the 
  interspace 
  between 
  the 
  eyes 
  as 
  broad 
  as 
  (male) 
  or 
  fully 
  

   half 
  as 
  broad 
  again 
  as 
  (female) 
  the 
  first 
  antennal 
  joint; 
  fastigium 
  

   stee])ly 
  declivent, 
  faintly 
  and 
  broadly 
  snlcate; 
  frontal 
  costa 
  nearly 
  ])er 
  

   current, 
  equal, 
  as 
  broad 
  as 
  the 
  interspace 
  between 
  the 
  eyes, 
  feebly 
  sul. 
  

   cate 
  at 
  and 
  below 
  the 
  ocellus, 
  punctate 
  throughout; 
  eyes 
  moderajiely 
  

   large, 
  slightly 
  ])rominent 
  in 
  the 
  male, 
  only 
  a 
  little 
  longer 
  than 
  the 
  

   infraocular 
  portion 
  ofthegeuae; 
  antennae 
  testaceous, 
  a 
  little 
  infuscated 
  

   apically, 
  about 
  three-fourths 
  (male) 
  or 
  five-sevenths 
  (female) 
  as 
  long 
  as 
  

   the 
  hind 
  femora. 
  Pronotum 
  subequal 
  but 
  ieebly 
  expanding 
  posterioily, 
  

   the 
  sides 
  with 
  abroad, 
  piceous, 
  postocular 
  baud 
  confined 
  to 
  the 
  prozona, 
  

   the 
  disk 
  broadly 
  subtectate 
  and 
  gently 
  convex, 
  passing 
  by 
  a 
  tolerably 
  

   abrupt 
  shoulder, 
  forming 
  tolerably 
  distinct 
  lateral 
  carinae 
  at 
  least 
  on 
  

   the 
  posterior 
  part 
  of 
  the 
  prozona, 
  into 
  the 
  anteriorly 
  tumid 
  subvertical 
  

   lateral 
  lobes; 
  median 
  carina 
  tolerably 
  distinct 
  and 
  percurrent, 
  sharper 
  

   on 
  the 
  metazona 
  than 
  on 
  the 
  prozona, 
  and 
  on 
  the 
  latter 
  very 
  feebl}' 
  

   arched 
  longitudinally 
  ; 
  front 
  margin 
  faiutly 
  convex, 
  hind 
  margin 
  very 
  

   obtusangulate; 
  prozona 
  sparsely 
  and 
  very 
  shallowly 
  punctate 
  and 
  

   longitudinal 
  (male) 
  or 
  quadrate 
  or 
  longitudinally 
  subquadrate 
  (female), 
  

   about 
  a 
  third 
  as 
  long 
  again 
  as 
  the 
  closely 
  and 
  not 
  very 
  deeply 
  punctate 
  

   metazona. 
  Prosternal 
  spine 
  moderate, 
  appressed 
  conical, 
  retrorse, 
  

   stouter 
  in 
  the 
  female 
  than 
  in 
  the 
  male; 
  interspace 
  between 
  mesosternal 
  

   lobes 
  somewhat 
  longer 
  thaii 
  broad 
  with 
  diverging 
  sides 
  (male) 
  or 
  

   longitudinally 
  subquadrate 
  (female). 
  Tegmina 
  abbreviate, 
  somewhat 
  

   longer 
  than 
  the 
  prouotura, 
  overlapping, 
  ovate-lanceolate, 
  apically 
  sub- 
  

   acuminate, 
  ferrugineo-fuscous. 
  Fore 
  and 
  middle 
  femora 
  only 
  a 
  very 
  

   little 
  tumid 
  in 
  the 
  male; 
  hind 
  femora 
  rather 
  slender, 
  compressed, 
  tes- 
  

   taceous 
  with 
  a 
  ferruginous 
  tinge, 
  growing 
  flavescent 
  interiorly, 
  thegen- 
  

   iculation 
  fuscous; 
  hind 
  tibiae 
  rufo-testaceous, 
  the 
  spines 
  black 
  on 
  the 
  

   apical 
  half, 
  eleven 
  to 
  twelve 
  in 
  number 
  in 
  the 
  outer 
  series. 
  Extremity 
  

   of 
  male 
  abdomen 
  clavate, 
  somewhat 
  recurved, 
  the 
  supraanal 
  i)late 
  

   triangular 
  with 
  acutangulate 
  apex, 
  the 
  margins 
  not 
  elevated, 
  a 
  trans- 
  

   verse, 
  percurrent, 
  median 
  plica, 
  and 
  a 
  median 
  sulcus 
  which 
  is 
  triangular 
  

   on 
  the 
  basal 
  half, 
  slender 
  in 
  the 
  apical 
  half, 
  and 
  crosses 
  two-thirds 
  of 
  

   the 
  plate; 
  furcula 
  consisting 
  of 
  the 
  feebly 
  projecting 
  lobular 
  expan- 
  

   sions 
  of 
  the 
  inner 
  extremities 
  of 
  the 
  divided 
  lateral 
  halves 
  of 
  the 
  last 
  

   dorsal 
  segment; 
  cerci 
  rather 
  large 
  and 
  clepsydral, 
  strongly 
  contracted 
  

   before 
  the 
  middle, 
  the 
  basal 
  portion 
  tapering 
  but 
  slightly, 
  while 
  the 
  

   larger 
  apical 
  portion 
  expands 
  greatly, 
  especially 
  above, 
  the 
  rounded 
  tip 
  

  

  